Delve into the world of Grade 4 Biology as you sing The Decomposer Mash! This song is a fun twist on the popular Monster Mash by Bobby Pickett. Students will learn about the types of decomposers and their roll in the life cycle of plants and animals. Whether you sing along to this tune in your class or choose to perform it at a learning assembly, your students will have a blast. Perfect for the Halloween season! Included is the lyric sheet, performance audio track, and a karaoke track with performance vocals so students can sing and read along!